Sung-Hwan Kwon
12Patents
5h-index
2Co-inventors
52Inventor score
Filing activity: May 14, 2003 → Jul 13, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8172337B2 | Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof | Human Necessities | 11 | Expired |
| US8333436B2 | Processing method for taper of needle-shaped bristle enhanced throughput | Human Necessities | 9 | Active |
| US8522389B2 | Manufacturing method of needle-shaped bristles having short taper length and a toothbrush by same manufacturing method | Human Necessities | 8 | Active |
| US8029069B2 | Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same | Human Necessities | 7 | Active |
| US8336967B2 | Method of tapering bristles for toothbrushes, and toothbrush having bristles manufactured by said method | Human Necessities | 7 | Active |
| US7832811B2 | Method of manufacturing toothbrush with needle-shaped bristles and toothbrush manufactured by the same | Human Necessities | 4 | Active |
| US8136889B2 | Needle-shaped bristle and method of manufacturing the same | Human Necessities | 4 | Active |
| US8186765B2 | Method of manufacturing toothbrush with needle-shaped bristles, and toothbrush manufactured by the same | Human Necessities | 4 | Active |
| US7938492B2 | Toothbrush having pressure relief unit and method of producing same | Performing Operations; Transporting | 3 | Active |
| US8424145B2 | Toothbrush having needle-shaped bristles with various end points and manufacturing method thereof | Human Necessities | 3 | Active |
| US8403425B2 | Processing method for taper of needle-shaped bristle enhanced throughput | Human Necessities | 3 | Active |
| US8918945B2 | Toothbrush with needle-shaped bristles for improving tooth and gum contacting force and teeth-cleaning performance, and method for manufacturing same | Human Necessities | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.